Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle

Audi S4 Performance Engine & Drivetrain Parts

Sort By
Filter By
Return to Top
ES#4381906 - 30TFSI-D-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4381906
Mfg#:
30TFSI-D-UC
In Stock
Starting at $864.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3410473 - CTS-HW-0249 - CTS Transmission Mount Insert - Eliminate excess drivetrain slop and movement without additional NVH - CTS - Audi

Eliminate excess drivetrain slop and movement without additional NVH

Brand:
CTS - Corporate Logo
ES#:
3410473
Mfg#:
CTS-HW-0249
Ships in 7 Business Days
ON SALE! SAVE 20%
$59.99

This product was last offered at the strikethrough price on
09-29-2026

$47.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Features a full faced, steel backed, pure kevlar disc with a torque rating of 498 ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
2586447
Mfg#:
SA442
Ships in 3 Business Days
$859.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2864555 - 034-107-7000-BLK - Coil Conversion & ICM Delete Kit - 2.7T to 2.0T FSI Coils  - Tired of swapping ICMs and coils around trying to figure out the source of pesky misfires? - 034Motorsport - Audi

Tired of swapping ICMs and coils around trying to figure out the source of pesky misfires? 2X Entries Into Our F80 M3 Sweepstakes
*Does not include coil packs. This conversion kit is to be used with 06B905115E ignition coils*

Brand:
034Motorsport - Corporate Logo
ES#:
2864555
Mfg#:
034-107-7000-BLK
Ships in 2 Business Days
$426.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4809696 - 38770 - Innovate LC-2 Wideband O2 Controller Kit - Includes Lambda cable & 8-foot sensor cable. - Innovate Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Includes Lambda cable & 8-foot sensor cable.

Brand:
Innovate Motorsports - Corporate Logo
ES#:
4809696
Mfg#:
38770
In Stock at Vendor
$212.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4505751 - b9cpbov2017KT - VPS Intercooler To Throttle Charge Pipe - With BOV - Upgraded charge pipe kit for use with blow off valve included. - Verstarkt Performance Systems - Audi

Upgraded charge pipe kit for use with blow off valve included.

Brand:
Verstarkt Performance Systems - Corporate Logo
ES#:
4505751
Mfg#:
B9CPBOV2017KT
Back Ordered
ON SALE!
$170.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2637201 - FW050SF - Lightweight Steel Flywheel (19lbs) - Unleash hidden power by reducing rotating mass with this single mass flywheel - Clutch Masters - Audi

Unleash hidden power by reducing rotating mass with this single mass flywheel

Brand:
Clutch Masters - Corporate Logo
ES#:
2637201
Mfg#:
FW050SF
Ships in 7 Business Days
$847.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3106499 - k70286hdoKT - Stage 2 Daily Clutch Kit - Designed for the daily-driven, weekend track warrior. Conservatively rated at 400ft/lbs. - South Bend Clutch - Audi

Designed for the daily-driven, weekend track warrior. Conservatively rated at 400ft/lbs. Works with stock flywheel

Brand:
South Bend Clutch - Corporate Logo
ES#:
3106499
Mfg#:
K70286HDOKT
Ships in 1 Business Day
$845.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3980510 - FMDV13R - Forge Motorsport Recirculating Valve - Black  - Engineered to remedy the failure issues experienced with the OEM solenoid valves when the diaphragm or plastic piston fails - Forge - Audi

Engineered to remedy the failure issues experienced with the OEM solenoid valves when the diaphragm or plastic piston fails

Brand:
Forge - Corporate Logo
ES#:
3980510
Mfg#:
FMDV13R
Ships on Nov 24, 2026
$280.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Offers more holding power with a full faced, multi-friction clutch disc - Holds up to 545 ft/lbs torque

Brand:
Spec Clutches - Corporate Logo
ES#:
3090840
Mfg#:
SA863H
Ships in 3 Business Days
$839.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3603936 - 50-1005 - 400LPH High Flow Fuel Pump (AN Fittings) - Designed for high performance naturally aspirated and forced induction EFI vehicles - It can be installed externally or in-tank using optional hardware that is sold separately - AEM Electronics  - Audi Volkswagen

Designed for high performance naturally aspirated and forced induction EFI vehicles - It can be installed externally or in-tank using optional hardware that is sold separately This is a general-use high flow fuel pump, not a direct plug-and-play swap in most application

Brand:
AEM Electronics  - Corporate Logo
ES#:
3603936
Mfg#:
50-1005
In Stock at Vendor
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$224.99

This product was last offered at the strikethrough price on
11-03-2026

$204.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4499830 - RA841C100200 - B9 S4/S5/SQ5 3.0T Intercooler kit - Increased volume and surface area, bar and plate cores with end tanks specifically designed to promote even airflow. - REVO - Audi

Increased volume and surface area, bar and plate cores with end tanks specifically designed to promote even airflow.

Brand:
REVO - Corporate Logo
ES#:
4499830
Mfg#:
RA841C100200
Back Ordered
$819.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3647480 - ST-AIVN-1106SKT1 - Supertech Stainless Intake Valve Kit - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals - Assembled By ECS - Audi

+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals 10X Entries Into Our F80 M3 Sweepstakes
+1mm oversized valves & singe groove keeper setup - Requires machine work to cylinder head

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647480
Mfg#:
ST-AIVN-1106SKT1
Back Ordered
$818.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2966689 - 034-505-2016 - Rear Differential Carrier Mount Insert Kit - Installation is very simple, can be performed in minutes, and is completely reversible. - 034Motorsport - Audi

Installation is very simple, can be performed in minutes, and is completely reversible. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2966689
Mfg#:
034-505-2016
Ships in 2 Business Days
$134.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1905571 - SPRK-Audi27t - Performance Valvetrain Kit - Includes springs, retainers, and valve seats - Supertech - Audi

Includes springs, retainers, and valve seats

Brand:
Supertech - Corporate Logo
ES#:
1905571
Mfg#:
SPRK-AUDI27T
Ships in 8 Business Days
$799.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings